63501131093 has 2 divisors, whose sum is σ = 63501131094. Its totient is φ = 63501131092.

The previous prime is 63501131081. The next prime is 63501131123. The reversal of 63501131093 is 39013110536.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43421390884 + 20079740209 = 208378^2 + 141703^2 .

It is a cyclic number.

It is not a de Polignac number, because 63501131093 - 2⁴ = 63501131077 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63501131003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31750565546 + 31750565547.

It is an arithmetic number, because the mean of its divisors is an integer number (31750565547).

Almost surely, 2^63501131093 is an apocalyptic number.

It is an amenable number.

63501131093 is a deficient number, since it is larger than the sum of its proper divisors (1).

63501131093 is an equidigital number, since it uses as much as digits as its factorization.

63501131093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7290, while the sum is 32.

The spelling of 63501131093 in words is "sixty-three billion, five hundred one million, one hundred thirty-one thousand, ninety-three".